依普黄酮
Ipriflavone
CAS No.: 35212-22-7
Test
Standard
Result
Identification:
Positive
Melting :
116-118oC
117.5oC
Loss On drying:
< 0.5%
0.21%
Residue On Ignition:
< 0.1%
0.02%
Heavy Metals:
<10ppm
conform
Total bacterial count :
<1000/g
Yeast mould :
<100/g
Assay(On Dry Basis):
≥99.0%
99.3%
Foreign matters
(1)by naked eye Over 0.3mm 0 , 0 0.05mm-0.3mm <3, 0 <0.05mm < 30, 7
(2)by microscope Over 0.3mm 0 , 0 0.05mm-0.3mm <5, 3 <0.05mm < 30, 20
DESCRIPTION:A white crystalline powder
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